Reproductive Disease

A checklist to determine the relative biosecurity risk for reproductive disease in dairy herds.
Reproductive Disease - Articles

Updated: October 2, 2016

Reproductive Disease
Biosecurity Risk Assessment - Reproductive Disease
Check most appropriate boxLow RiskModerate RiskHigh Risk
BVD, IBRAll AI breeding. No purchased animals. Separation of groups. Good vaccination program.Incomplete vaccine program. New additions with some testing. Contact between animal age groups.New additions without testing. No vaccination program. Poor nutrition.
NeosporaNo new additions. Routine surveillance. Good feed biosecurity. No dogs on farm.New additions, but testing. Dogs on farm.Drylot dairy. New additions without testing. Fecal contamination of feed. Dogs on farm.
Trich/VibrioAll AI breeding. No new additions. Vaccine use.New additions, but testing. Natural service.All natural service with untested bulls.
LeptospiraGood vaccination program. No contact with wildlife. No rats.Moderate vaccination program. Exposure to wildlife. Feed contamination.No vaccination program. Grazing practices. High exposure to wildlife. Vermin contaminated feed.
ListeriaGood quality silage or no silage feeding.Silage feeding. Group calving.Poor quality silage. Contaminated calving pen.
Ureaplasma, Mycoplasma, Chlamydia, HemophilusNo new additions. All AI breeding with sheathed rods. Clean AI equipment. Single use calving pen. Vaccine use.New additions screening tested. Some natural service. Group calving pen. Poor transition nutrition.New additions without screening. Natural service, no bull testing. Contaminated calving pen. Poor nutrition.
BrucellaNo new additions. Vaccine program.New additions screening tested. Improper removal of aborted fetus or placentas.No vaccine use. New herd additions from outside US. Exposure to wildlife. Exposure to aborted fetus or placentas.
Miscellaneous Bacteria, MoldCalving pen cleaned after each use. Good feed biosecurity. Good nutrition program.Multiple use calving pen without routine cleaning. Lapses in nutrition and transition program.Common calving area not cleaned. Poor nutrition program. Moldy feeds. Fecal contamination of feed.

Authors

Ruminant nutrition Dairy herd health Metabolic disease Reproduction Nutrition reproduction interactions Small ruminants Llamas and Alpacas

More by Robert J. Van Saun, DVM, MS, PhD